FIELD : medicine.SUBSTANCE : invention relates to the field of medicine, in particular to the pharmaceutical industry, and describes the gaseous dosage form of the drug for the prevention and treatment of respiratory viral infections. Dosage form is made in the form of a nasal spray, including the active ingredient dioxotetrahydroxytetrahydronaphthalene and excipients : lidocaine hydrochloride, rectified ethyl alcohol, isopropyl myristate.EFFECT : drug in the form of a spray provides high bioavailability of active substances.1 cl, 4 dwg, 5 tbl